Electronic device including flexible printed circuit board laminated wireless charging coil and near field communication antenna pattern
US11665818B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 20, 2020 |
| Grant date | May 30, 2023 |
| Priority date | — |
| Expiry date | Dec 15, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electronic device is disclosed. An electronic device according to various embodiments includes: a housing including a first surface and a second surface disposed to face the first surface and defining an internal space; a battery disposed adjacent to the second surface of the housing; and an antenna module comprising at least one coil disposed to face the first surface on the battery, wherein the antenna module includes: a base; a first wireless charging coil disposed on a surface of the base; a first NFC coil spaced apart from the first wireless charging coil disposed on a surface of the base and disposed outside the first wireless charging coil; a second wireless charging coil disposed at a position corresponding to the first wireless charging coil on an other surface of the base; a second NFC coil disposed at a position corresponding to the first NFC coil on the other surface of the base and surrounding a partial region of the second wireless charging coil; and a shield sheet disposed under the second wireless charging coil and the second NFC coil, and the antenna module includes a first region in which the second NFC coil and the second wireless charging coil are disposed an…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.